CVE-2022-3713
HIGH
8.8
CVSS Score
Published: December 1, 2022 at 12:00 AM UTC
Updated: June 17, 2026 at 05:00 AM UTC
3 products affected across 1 vendorXg Firewall FirmwareXg FirewallSophos Firewall
Using Sophos Firewall by Sophos?
Get instant alerts when new vulnerabilities affect Sophos Firewall - before attackers find them.
Real-time alertsTrack your software stackFree plan available
Severity
HIGH8.8
Exploit prediction
EPSS 0.7%
SSVC
No known exploit
Description
A code injection vulnerability allows adjacent attackers to execute code in the Wifi controller of Sophos Firewall releases older than version 19.5 GA.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v < 18.5 MR5v < 19.0 MR2v < 19.5 GA
Affected range stops below 18.5 MR5, so it looks safe — our inference, not a vendor statement
Affected range stops below 19.0 MR2, so it looks safe — our inference, not a vendor statement
Affected range stops below 19.5 GA, so it looks safe — our inference, not a vendor statement
Xg Firewall· Sophosdevice
80%All versions
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (1)
SSVC — Action Prioritization
SSVCNo known exploitNot automatableTotal impact
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
CVSS
8.8HIGHSophos
- Attack Vector
- ADJACENT_NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-94
Get alerted
Stop reading CVE feeds looking for your own stack
Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.
Free plan, no card